ISL97645 Intersil Corporation, ISL97645 Datasheet - Page 3

• Manufacturer Part Number: ISL97645
• Description: Boost VON Slice VCOM
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings
Lx to GND, AGND and PGND . . . . . . . . . . . . . . . . . . . . -0.5 to +25V
VDD2, OUT, NEG and POS
VDD1, VGH and VGH_M
Differential Voltage Between POS and NEG . . . . . . . . . . . . . . . ±6V
Voltage Between GND, AGND and PGND . . . . . . . . . . . . . . . ±0.5V
All Other Pins to GND, AGND and PGND . . . . . . . . . . -0.5 to +6.5V
Input, Output, or I/O Voltage . . . . . . . . . . . GND -0.3V to VIN + 0.3V
Recommended Operating Conditions
Input Voltage Range, VS . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
Boost Output Voltage Range, AVDD . . . . . . . . . . . . . . . . . 8V to 20V
Input Capacitance, CIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22µF
Boost Inductor, L1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.3µH to 10µH
Output Capacitance, COUT . . . . . . . . . . . . . . . . . . . . . . . . . . 2x22µF
Operating Ambient Temperature Range . . . . . . . . . .-40°C to +85°C
Operating Junction Temperature . . . . . . . . . . . . . . .-40°C to +125°C
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
Electrical Specifications
GENERAL
V
I
I
UVLO
OT
OT
LOGIC INPUT CHARACTERISTICS - ENABLE, VFLK, FREQ, VDPM
V
V
R
STEP-UP SWITCHING REGULATOR
A
∆A
∆A
ACC
V
1. θ
2. For θ
S_DIS
S
VDD
to GND, AGND and PGND. . . . . . . . . . . . . . . . . . . . . -0.5 to +25V
to GND, AGND and PGND. . . . . . . . . . . . . . . . . . . . . -0.5 to +32V
S
IL
IH
FB
IL
VDD
VDD
SYMBOL
R
F
Brief TB379.
JA
AVDD
/∆I
/∆V
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See Tech
JC
OUT
IN
, the “case temp” location is the center of the exposed metal pad on the package underside.
V
Undervoltage Lockout Threshold
Thermal Shutdown Temperature
Low Voltage Threshold
High Voltage Threshold
Pull-Down Resistor
Output Voltage Range
Load Regulation
Line Regulation
Overall Accuracy (Line, Load,
Temperature)
Feedback Voltage (V
V
V
IN
IN
IN
Input Voltage Range
Supply Currents when Disabled ENABLE = 0V
Supply Currents
PARAMETER
3
V
Unless Otherwise Noted.
IN
FB
= ENABLE = 5V, VDD1 = VDD2 = 14V, VGH = 25V, AVDD = 10V, T
)
ENABLE = 5V, LX not switching
V
V
Temperature Rising
Temperature Falling
Enabled, Input at Vin
50mA < ILOAD < 250mA
ILOAD = 150mA, 3.0 < V
10mA < ILOAD < 300mA,
3.0 < Vin < 5.5V, 0°C < T
I
I
LOAD
LOAD
IN2
IN2
Rising
Falling
= 100mA, T
= 100mA, T
TEST CONDITION
ISL97645
A
A
= 25°C
= -40°C to +85°C
Thermal Information
Thermal Resistance
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Curves
Maximum Continuous Junction Temperature . . . . . . . . . . . . 125°C
Power Dissipation
4x4 QFN Package (Notes 1, 2) . . . . . .
T
T
T
T
A
IN
A
A
A
A
< 85°C
≤ 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2.44W
= 70°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.34W
= 85°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.98W
= 100°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.61W
< 5.5V
VIN*1.25
1.20
1.19
MIN
150
2.7
2.3
2.2
2.2
-3
A
= -40°C to 85°C
TYP
2.45
2.35
0.15
1.21
1.21
140
100
250
3.3
0.2
0.2
1
θ
JA
MAX
0.25
1.22
1.23
(°C/W)
400
5.5
2.6
2.5
0.8
39
20
2
3
θ
April 11, 2006
JC
UNIT
%/V
mA
µA
kΩ
°C
°C
FN9263.0
2.5
(°C/W)
%
%
V
V
V
V
V
V
V
V